In what period was the timetable invented?
During what period did the schedule first developed?
In what period did the schedule arise?
In which period was the agenda initially invented?
In which period was the timetable originally conceived?
In what period did the schedule firstly devised?
In what period was the calendar creation?
At what time was the calendar emerge for the first time?
Who invented the first calendar WiseAnswers
- 04/13/01:39
- Advent calendar Wikipedia
